factordbrpc · fdb
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Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
id #1100000009042948472 1,027 digits created 2026-08-03

Value

3460380284823764667813491742814145742056178287176667874021914854140336383744471750721762822826120158810652004513666446931941073431610364179463737487776078367873272402921716803846566090365791324986843640842131715841106526297083471796207371115580929342653185008806152081450550379448171952767003687705010294298040258542292681270223971658969192638422485557282695250252231473072951883185037268319212348128751778299451608387778820283987153771124511390176636774590977340480556531404827428356911908725410865354834340264740840919982328698391809446218918059304385370778992585788054532225182006928697203385667087734468279513697628932465039810796926209752036760857998976760802817640893823644872616386669329689994164849503289697477425283380007694111241210586859146795253402009412065169344217138878940860486221114794385194771314153360055241403816442337783375812495141604128568265628501095910256770774988967589567915167667997324053976450096420156710241677436560515654050766083880361892253307449652087734925638495449429525443846939375958432727
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 27 of the certificate chain of a 1,339-digit prime (116 intermediate primes).

Certified number1,339-digit prime
Certificatedownload
Certificate chainshow step 27 of 116

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009042948472 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000009042948472},"decimal":true,"detail":2}}'